Namibia's Christine Mboma and Beatrice Masilingi have been withdrawn from the 400m race at the Olympics by World Athletics.
— Africa Facts Zone (@AfricaFactsZone) July 2, 2021
They are said to not be eligible for female classification.
The same rules are affecting Caster Semenya, Francine Niyonsaba and Margaret Wambui. pic.twitter.com/5I4WF4ZL7Z